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【单选题】
滤线设备使用原则中,被检体厚度应超过A.
15cm
B.
16cm
C.
17cm
D.
18cm
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【单选题】How does the woman react to Tom's idea?
A.
She wonders if she can afford it.
B.
She doesn't want to bother Tom's roommate.
C.
She thinks it won't work.
D.
She thinks it's a good idea.
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